EPA Air · by state
Air-emissions sources in Ohio
- 7,478Facilities
By emissions classification in Ohio
High-priority violations in Ohio
180 sources in Ohio carry a current high-priority Clean Air Act violation.
Counties in Ohio
- Adams County 8
- Allen County 77
- Ashland County 28
- Ashtabula County 91
- Athens County 10
- Auglaize County 28
- Belmont County 221
- Brown County 13
- Butler County 173
- Carroll County 100
- Champaign County 25
- Clark County 103
- Clermont County 69
- Clinton County 33
- Columbiana County 79
- Coshocton County 32
- Crawford County 28
- Cuyahoga County 1,029
- Darke County 35
- Defiance County 16
- Delaware County 22
- Erie County 63
- Fairfield County 25
- Fayette County 18
- Franklin County 229
- Fulton County 29
- Gallia County 15
- Geauga County 62
- Greene County 91
- Guernsey County 128
- Hamilton County 376
- Hancock County 39
- Hardin County 14
- Harrison County 147
- Henry County 23
- Highland County 14
- Hocking County 12
- Holmes County 53
- Huron County 31
- Jackson County 21
- Jefferson County 103
- Knox County 26
- Lake County 155
- Lawrence County 22
- Licking County 48
- Logan County 21
- Lorain County 202
- Lucas County 192
- Madison County 9
- Mahoning County 122
- Marion County 32
- Medina County 174
- Meigs County 15
- Mercer County 17
- Miami County 99
- Monroe County 107
- Montgomery County 347
- Morgan County 5
- Morrow County 12
- Muskingum County 54
- Noble County 38
- Ottawa County 20
- Paulding County 14
- Perry County 17
- Pickaway County 24
- Pike County 19
- Portage County 172
- Preble County 29
- Putnam County 24
- Richland County 83
- Ross County 20
- Sandusky County 41
- Scioto County 19
- Seneca County 31
- Shelby County 36
- Stark County 298
- Summit County 545
- Trumbull County 108
- Tuscarawas County 96
- Undetermined County 39
- Union County 24
- Van Wert County 16
- Vinton County 6
- Warren County 79
- Washington County 58
- Wayne County 98
- Williams County 33
- Wood County 92
- Wyandot County 27
Industries in Ohio
Sources are grouped by the first industry code on the facility record.
- Gasoline stations (NAICS 4471) 1,332
- Oil and gas extraction (NAICS 2111) 628
- Mining and quarrying (NAICS 2123) 348
- NAICS 9999 242
- Repair and maintenance (NAICS 8111) 241
- Petroleum and coal products manufacturing (NAICS 3241) 233
- Fabricated metal product manufacturing (NAICS 3328) 202
- Nonmetallic mineral product manufacturing (NAICS 3273) 200
- Personal and laundry services (NAICS 8123) 196
- Plastics and rubber products manufacturing (NAICS 3261) 186
- Pipeline transportation (NAICS 4862) 155
- Waste management and remediation (NAICS 5622) 121
- Utilities (NAICS 2211) 118
- Chemical manufacturing (NAICS 3251) 106
- Personal and laundry services (NAICS 8122) 100
- Merchant wholesalers, durable goods (NAICS 4239) 95
- Primary metal manufacturing (NAICS 3315) 95
- Transportation equipment manufacturing (NAICS 3363) 92
- Fabricated metal product manufacturing (NAICS 3329) 89
- Furniture and related product manufacturing (NAICS 3371) 87
- Merchant wholesalers, nondurable goods (NAICS 4247) 83
- Merchant wholesalers, nondurable goods (NAICS 4245) 76
- Machinery manufacturing (NAICS 3339) 76
- Fabricated metal product manufacturing (NAICS 3323) 72
- Plastics and rubber products manufacturing (NAICS 3262) 70
- Paper manufacturing (NAICS 3222) 63
- Chemical manufacturing (NAICS 3255) 62
- Chemical manufacturing (NAICS 3259) 62
- Wood product manufacturing (NAICS 3219) 60
- Utilities (NAICS 2212) 60
- Utilities (NAICS 2213) 54
- Hospitals (NAICS 6221) 53
- Mining support (NAICS 2131) 51
- Food manufacturing (NAICS 3111) 49
- Nonmetallic mineral product manufacturing (NAICS 3279) 48
- Chemical manufacturing (NAICS 3252) 48
- Printing and related support (NAICS 3231) 44
- Merchant wholesalers, nondurable goods (NAICS 4249) 42
- Nonmetallic mineral product manufacturing (NAICS 3271) 41
- Transportation equipment manufacturing (NAICS 3364) 35
- Primary metal manufacturing (NAICS 3311) 35
- Fabricated metal product manufacturing (NAICS 3321) 34
- Merchant wholesalers, durable goods (NAICS 4233) 33
- Fabricated metal product manufacturing (NAICS 3324) 33
- Warehousing and storage (NAICS 4931) 32
- Transportation equipment manufacturing (NAICS 3362) 31
- Machinery manufacturing (NAICS 3332) 30
- Electrical equipment and appliance manufacturing (NAICS 3353) 27
- Primary metal manufacturing (NAICS 3313) 26
- Waste management and remediation (NAICS 5629) 26
- Mining and quarrying (NAICS 2121) 26
- Primary metal manufacturing (NAICS 3312) 26
- Machinery manufacturing (NAICS 3335) 26
- Food manufacturing (NAICS 3119) 26
- Wood product manufacturing (NAICS 3211) 25
- Merchant wholesalers, nondurable goods (NAICS 4246) 25
- Machinery manufacturing (NAICS 3331) 25
- Chemical manufacturing (NAICS 3253) 24
- Specialty trade contractors (NAICS 2389) 24
- Data processing and hosting (NAICS 5182) 21
- Food manufacturing (NAICS 3112) 21
- Food manufacturing (NAICS 3118) 21
- Nonmetallic mineral product manufacturing (NAICS 3272) 20
- Electrical equipment and appliance manufacturing (NAICS 3359) 20
- Educational services (NAICS 6113) 20
- Motor vehicle and parts dealers (NAICS 4411) 20
- Telecommunications (NAICS 5179) 18
- Transportation equipment manufacturing (NAICS 3361) 18
- Professional, scientific and technical services (NAICS 5413) 18
- Primary metal manufacturing (NAICS 3314) 17
- Waste management and remediation (NAICS 5621) 16
- Miscellaneous manufacturing (NAICS 3399) 16
- Crop production (NAICS 1114) 16
- Administrative and support services (NAICS 5617) 16
- Machinery manufacturing (NAICS 3334) 16
- Fabricated metal product manufacturing (NAICS 3327) 15
- Repair and maintenance (NAICS 8113) 15
- Food manufacturing (NAICS 3114) 15
- Administrative and support services (NAICS 5619) 15
- Professional, scientific and technical services (NAICS 5417) 14
- Educational services (NAICS 6111) 14
- Merchant wholesalers, durable goods (NAICS 4238) 14
- Support activities for transportation (NAICS 4882) 13
- Chemical manufacturing (NAICS 3256) 13
- Computer and electronic product manufacturing (NAICS 3344) 13
- Merchant wholesalers, durable goods (NAICS 4235) 12
- Food manufacturing (NAICS 3116) 12
- Furniture and related product manufacturing (NAICS 3372) 12
- Paper manufacturing (NAICS 3221) 12
- Support activities for transportation (NAICS 4883) 12
- Heavy and civil engineering construction (NAICS 2373) 11
- Support activities for transportation (NAICS 4884) 11
- Pipeline transportation (NAICS 4869) 11
- Rail transportation (NAICS 4821) 10
- Justice, public order and safety (NAICS 9221) 10
- Nonmetallic mineral product manufacturing (NAICS 3274) 10
- Agriculture and forestry support (NAICS 1151) 10
- Chemical manufacturing (NAICS 3254) 10
- Food and beverage retailers (NAICS 4451) 9
- Fabricated metal product manufacturing (NAICS 3322) 9
- Specialty trade contractors (NAICS 2382) 9
- Machinery manufacturing (NAICS 3336) 9
- Fabricated metal product manufacturing (NAICS 3326) 9
- Administration of environmental programs (NAICS 9241) 9
- Merchant wholesalers, nondurable goods (NAICS 4244) 8
- Crop production (NAICS 1111) 8
- Gasoline stations and fuel dealers (NAICS 4571) 8
- Specialty trade contractors (NAICS 2381) 8
- Electrical equipment and appliance manufacturing (NAICS 3351) 8
- Machinery manufacturing (NAICS 3333) 8
- Merchant wholesalers, durable goods (NAICS 4231) 7
- Transportation equipment manufacturing (NAICS 3366) 7
- Truck transportation (NAICS 4841) 7
- Textile mills (NAICS 3133) 7
- Transportation equipment manufacturing (NAICS 3369) 7
- Support activities for transportation (NAICS 4881) 7
- Wood product manufacturing (NAICS 3212) 7
- Miscellaneous manufacturing (NAICS 3391) 7
- NAICS 4529 6
- Food manufacturing (NAICS 3115) 6
- Administration of economic programs (NAICS 9261) 6
- Specialty trade contractors (NAICS 2383) 5
- Electrical equipment and appliance manufacturing (NAICS 3352) 5
- Executive and legislative government (NAICS 9211) 5
- Building material and garden supply stores (NAICS 4442) 5
- Computer and electronic product manufacturing (NAICS 3345) 5
- Repair and maintenance (NAICS 8114) 5
- National security and international affairs (NAICS 9281) 5
- Pipeline transportation (NAICS 4861) 5
- Building material and garden supply stores (NAICS 4441) 5
- Management of companies (NAICS 5511) 4
- Rental and leasing services (NAICS 5324) 4
- Real estate (NAICS 5311) 4
- Mining and quarrying (NAICS 2122) 4
- Professional, scientific and technical services (NAICS 5416) 3
- Fabricated metal product manufacturing (NAICS 3325) 3
- Agriculture and forestry support (NAICS 1152) 3
- Performing arts and spectator sports (NAICS 7112) 3
- Support activities for transportation (NAICS 4889) 3
- Motor vehicle and parts dealers (NAICS 4413) 3
- Merchant wholesalers, durable goods (NAICS 4234) 3
- Publishing industries (NAICS 5111) 3
- Personal and laundry services (NAICS 8129) 3
- Textile mills (NAICS 3132) 3
- Couriers and messengers (NAICS 4922) 3
- Air transportation (NAICS 4811) 3
- Professional, scientific and technical services (NAICS 5419) 3
- Motor vehicle and parts dealers (NAICS 4412) 3
- Beverage and tobacco manufacturing (NAICS 3121) 3
Air inspections in Ohio, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| MARKWEST ENERGY PARTNERS - MORRISTOWN LAUNCHER STATION | No | |
| MARKWEST ENERGY PARTNERS - NEFF STATION | No | |
| MARKWEST ENERGY PARTNERS - NOBLE RECEIVER STATION | No | |
| MARKWEST ENERGY PARTNERS - NOBLE STATION | No | |
| MARKWEST ENERGY PARTNERS - OAK HILL STATION | No | |
| MARKWEST ENERGY PARTNERS - OLD PIEDMONT KIMBLE STATION | No | |
| MARKWEST ENERGY PARTNERS - ONEGA LAUNCHER STATION | No | |
| MARKWEST ENERGY PARTNERS - OXFORD ROAD STATION | No | |
| MARKWEST ENERGY PARTNERS - PUSKARICH STATION | No | |
| MARKWEST ENERGY PARTNERS - RIPLEY STATION | No | |
| MARKWEST ENERGY PARTNERS - SCOTT HILL STATION | No | |
| MARKWEST ENERGY PARTNERS - SENECA PLANT | No | |
| MARKWEST ENERGY PARTNERS - SHANNON STATION | No | |
| MARKWEST ENERGY PARTNERS - SHRIVER STATION | No | |
| MARKWEST ENERGY PARTNERS - SHUGERT DADDY LAUNCHER STATION | No | |
| MARKWEST ENERGY PARTNERS - STIERS LAUNCHER STATION | No | |
| MARKWEST ENERGY PARTNERS - STOUT LAUNCHER STATION | No | |
| MARKWEST ENERGY PARTNERS - STRONZ STATION | No | |
| MARKWEST ENERGY PARTNERS - STUTZMAN STATION | No | |
| MARKWEST ENERGY PARTNERS - SWALLIE RECEIVER STATION | No | |
| MARKWEST ENERGY PARTNERS - SWALLIE STATION | No | |
| MARKWEST ENERGY PARTNERS - TARBART STATION | No | |
| MARKWEST ENERGY PARTNERS - TRI-COUNTY CS | No | |
| MARKWEST ENERGY PARTNERS - TRIPLE B LAUNCHER STATION | No | |
| MARKWEST ENERGY PARTNERS - TYSON RECEIVER STATION | No | |
| MARKWEST ENERGY PARTNERS - VOZAR STATION | No | |
| MARKWEST ENERGY PARTNERS - WAGNER LAUNCHER STATION | No | |
| MARKWEST ENERGY PARTNERS - WESLEY LAUNCHER STATION | No | |
| MARKWEST ENERGY PARTNERS - WESTHAWK STATION | No | |
| MARKWEST ENERGY PARTNERS - WHEATLEY STATION | No | |
| MARKWEST HARRISON WEST COMPRESSOR STATION | Minor source | No |
| MARKWEST HOPEDALE FRACTIONATION FACILITY | Major source | No |
| MARKWEST HOPEDALE FRACTIONATOR | Emissions classification unknown | No |
| MARKWEST HUMPHREYS COMPRESSOR STATION | Major source | No |
| MARKWEST LAKE COMPRESSOR STATION | Minor source | No |
| MARKWEST LAREW COMPRESSOR STATION | Minor source | No |
| MARKWEST MORRISTOWN COMPRESSOR STATION | Minor source | No |
| MARKWEST TRI-COUNTY COMPRESSOR STATION | Minor source | No |
| MARKWEST UTICA CONDENSATE STABILIZATION FACILITY | Minor source | No |
| MARKWEST YODER COMPRESSOR STATION | Minor source | No |
| MARLITE | Major source | No |
| MARS HORSECARE INC. | Synthetic minor source | No |
| MARS PETCARE | Minor source | No |
| MARS PETCARE US, INC. | Minor source | No |
| MARTIN BROWER FAIRFIELD OH | Minor source | No |
| MARTIN MARIETTA - NEW MIAMI SAND AND GRAVEL | Minor source | No |
| MARTIN MARIETTA AGGREGATES - FAIRFIELD | Minor source | No |
| MARTIN MARIETTA AGGREGATES-HAMILTON | Minor source | No |
| MARTIN MARIETTA AGGREGATES-KELLOGG | Minor source | No |
| MARTIN MARIETTA AGGREGATES-ROSS | Minor source | No |
| MARTIN MARIETTA MAGNESIA SPECIALTIES INC. | Major source | No |
| MARTIN MARIETTA MATERIALS INC - CEDARVI | Minor source | No |
| MARTIN MARIETTA MATERIALS INC - COOK RD | Minor source | No |
| MARTIN MARIETTA MATERIALS INC - FAIRBORN | Minor source | No |
| MARTIN MARIETTA MATERIALS INC - PHILLIPS | Minor source | No |
| MARTIN MARIETTA MATERIALS INC - PLANT 41 | Minor source | No |
| MARTIN MARIETTA MATERIALS INC - SPRING V | Minor source | No |
| MARTIN MARIETTA MATERIALS INC-TROY GRAVE | Minor source | No |
| MARTIN MARIETTA MATERIALS INC. - XENIA SAND & GRAV | Minor source | No |
| MARTIN SHEET METAL, INC. | Minor source | No |
| MARTIN SPROCKET & GEAR, INC. | Minor source | No |
| MARTIN TRUCKING | Minor source | No |
| MARYMOUNT HOSPITAL - CCF | Minor source | No |
| MARZETTI MANUFACTURING | Synthetic minor source | Yes |
| MASON COLOR WORKS INC | Minor source | No |
| MASON MARATHON | Minor source | No |
| MASONITE CORPORATION | Minor source | No |
| MASSILLON ASPHALT COMPANY | Synthetic minor source | No |
| MASSILLON WASHED SAND | Minor source | No |
| MASTER BLASTERS, LLC | Emissions classification unknown | No |
| MASTER CLEANERS & DYERS INC | Minor source | No |
| MASTER FEED MILL INC | Minor source | No |
| MASTER LA FRANCE DRY CLEANERS | Minor source | No |
| MATALCO | Minor source | No |
| MATALCO USA LLC | Major source | No |
| MATERIAL SCIENCES CORPORATION - CANFIELD | Synthetic minor source | No |
| MATERION BRUSH INC. | Minor source | No |
| MATERION BRUSH INC. | Major source | No |
| MAUSER-USA | Major source | Yes |
| MAVERICK MOLDING CO. | Synthetic minor source | Yes |
| MAXIOM WHEELS, AKRON OPERATION | Minor source | No |
| MAY-SOM CLEANERS | Minor source | No |
| MAYFRAN INTERNATIONAL, INC. | Minor source | No |
| MAYSVILLE MATERIALS PORTABLE AGGREGATE PLANT | Minor source | No |
| MAYSVILLE MATERIALS-BLAINE LLC | Minor source | No |
| MAYSVILLE MATERIALS, LLC | Minor source | No |
| MAZZ SCRAP LLC | Minor source | No |
| MAZZ SCRAP, LLC - NORTH YARD | Synthetic minor source | Yes |
| MC COATING INC. | Minor source | No |
| MCC MANUFACTURING, INC. | Synthetic minor source | No |
| MCC-NORWOOD, LLC | Synthetic minor source | No |
| MCCANN PLASTICS INC | Minor source | No |
| MCCANN PLASTICS, INC. | Minor source | No |
| MCCOMBE BODY SHOP | Minor source | No |
| MCCRACKEN MATERIALS, LLC | Minor source | No |
| MCCULLOUGH-HYDE MEMORIAL HOSPITAL | Minor source | No |
| MCDONALD STEEL CORP | Minor source | No |
| MCGEAN-ROHCO, INC. | Minor source | No |
| MCGINNIS INC - TANK BARGE CLEANING | Synthetic minor source | No |
| MCGINNIS, INC. - SHERIDAN SHIPYARD/MARINE WAYS | Major source | No |
Figures from EPA’s ICIS-AIR download.